Reliablity And Validity Flashcards
How can you say the strange situation lacks reliability
Done on observation and people observe things differently
What is reliability
If the test was repeated the results would be the same
One the other hand, what did Ainsworth find that could prove the strange situation is reliable
Found almost perfect agreement when eating exploratory behaviour
What is internal validity
Items across the test that lack consistently
What is external validity
A measure varies from one use to another
What is ethics
What is right and wrong in a psychological study
What is it about the strange situation which could mean it has ethical issues with protection from harm
The infants cried desperately so has the potential to cause distress, which is unethical
What is it about the strange situation that can be unethical with right to withdraw?
Those taking part were unable to withdraw their data after the investigation took place
The babies were unable to state themselves whether they would like to leave the study even though they were uncomfortable
What is validity?
The extent to which we are measuring what we intended to measure
What is external validity
The extent to which the results can be generalised
What is population validity
The extent to which results can be generalised to other groups of people
What is ecological validity
The extent to which research findings can be generalised to situations outside the research settings
What is internal validity
Where the differences obtained are due to manipulation of the independent variable and not the action of another unwanted variable
